A reed relay (such as Digi-Key #HE101-ND) has a 5V 500 ohm coil.  That
is about the same as driving a LED.  It will turn on at 3.5V and even
has a built in snubber diode.  The price is about US$2.70.  It can
switch 200V at .5A.

Sherpa Doug

> -----Original Message-----
> From: Mike Mansheim [mailto:Michael_J_Mansheim@GRACO.COM]
> Sent: Thursday, August 02, 2001 3:10 PM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [EE]: Solid state relay difficulty
>
>
> > Have you considered a relay? A "real" relay that
> > is! :o) Simple to drive with your PIC and should
> > work your AC fan load ok since you say it is low
> > power.
>
> Last time I went looking for a relay to run with a pic,
> I ended up using a solid state relay because the
> mechanical relays needed more drive current than the
> pic could do directly.  Of course, I limited my selection
> to whatever was listed in Digikey.
> So, does a solid state relay count as "real"?
>
> --
> http://www.piclist.com hint: The PICList is archived three different
> ways.  See http://www.piclist.com/#archives for details.
>
>
>

--
http://www.piclist.com hint: The PICList is archived three different
ways.  See http://www.piclist.com/#archives for details.